Neutral Theory Proposes That

question 59

Multiple Choice

Neutral theory proposes that

• A)molecular clocks are more reliable when the surrounding pH is close to 7.0.
• B)most mutations of highly conserved DNA sequences should have no functional effect.
• C)DNA is less susceptible to mutation when it codes for amino acid sequences whose side groups (or R groups)have a neutral pH.
• D)DNA is less susceptible to mutation when it codes for amino acid sequences whose side groups (or R groups)have a neutral electrical charge.
• E)a significant proportion of mutations is not acted upon by natural selection.

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